Maxim Integrated MAX1595EUA33+ Step-Up DC-DC Converter

The Maxim Integrated MAX1595EUA33+ is a compact, high-efficiency, step-up DC-DC converter designed to deliver a fixed 3.3V output from an input voltage range of 0.7V to 3.6V. This makes it an ideal power solution for battery-powered devices, including PDAs, hand-held phones, and other portable electronics that require a stable voltage supply.

With its small, 8-pin µMAX package, the MAX1595EUA33+ is designed for space-constrained applications. Its high switching frequency of 2MHz allows for tiny external components, such as capacitors and inductors, further reducing the overall footprint on the PCB. The device also features a low quiescent current, which contributes to a longer battery life by minimizing the power drain when in standby mode.

The MAX1595EUA33+ incorporates several protective features to ensure the reliability and longevity of both the converter and the powered device. These include thermal overload protection, which shuts down the device to prevent it from overheating, and a current-limit feature that protects the converter from drawing excessive current. Additionally, the built-in soft-start function limits inrush current at startup, reducing the stress on the input source.

Installation and integration of the MAX1595EUA33+ into existing designs are straightforward thanks to its minimal external component requirement. This step-up converter is optimized for driving up to 500mA loads, making it a versatile choice for a wide range of low-power applications. Its high efficiency and low dropout operation ensure that the maximum amount of power is delivered to the load even when the input voltage is close to the output voltage.

For engineers and designers looking for a reliable and space-saving power solution, the Maxim Integrated MAX1595EUA33+ offers a combination of performance, efficiency, and ease of use that is hard to beat.

Key Features:

• Fixed 3.3V output voltage
• Input voltage range: 0.7V to 3.6V
• High 2MHz switching frequency for small external components
• Low quiescent current for extended battery life
• Thermal overload protection and current limit
• Soft-start function to limit inrush current
• Capable of driving up to 500mA loads
• 8-pin µMAX package ideal for space-constrained applications